diff --git a/interfaces/kits/ts/streamrw/src/streamrw.ts b/interfaces/kits/ts/streamrw/src/streamrw.ts
index d3f3e35dddbec2ee2ded7b4e8f5f5fe1bc2a712d..86ec05340ad769299b3f018f2f0fdb7cba06c09f 100644
--- a/interfaces/kits/ts/streamrw/src/streamrw.ts
+++ b/interfaces/kits/ts/streamrw/src/streamrw.ts
@@ -96,6 +96,9 @@ class ReadStream extends stream.Readable {
                     this.offset = this.offset - readSize + readOut;
                     this.push(null);
                 }
+            })
+            .finally(() => {
+                this.stream?.flush();
             });
     }
 }